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author | 2016-03-17 08:09:44 +1000 | |
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committer | 2016-03-17 08:09:44 +1000 | |
commit | 5e2368a3bbb36d24c038d87d61ebf291e4be5197 (patch) | |
tree | b25c386642693a2d86bb61e567933c591dde6d8e /include/drm | |
parent | Merge tag 'drm/tegra/for-4.6-rc1' of http://anongit.freedesktop.org/git/tegra... (diff) | |
parent | drm/bridge: Make (pre/post) enable/disable callbacks optional (diff) | |
download | linux-5e2368a3bbb36d24c038d87d61ebf291e4be5197.tar.gz linux-5e2368a3bbb36d24c038d87d61ebf291e4be5197.tar.bz2 linux-5e2368a3bbb36d24c038d87d61ebf291e4be5197.zip |
Merge tag 'drm/panel/for-4.6-rc1' of http://anongit.freedesktop.org/git/tegra/linux into drm-next
drm/panel: Changes for v4.6-rc1
This contains a refactoring of parts of the DSI core to allow creating
DSI devices from non-DSI control busses (i.e. I2C, SPI, ...).
Other than that there's support for a couple of new panels as well as
a few cleanup patches.
* tag 'drm/panel/for-4.6-rc1' of http://anongit.freedesktop.org/git/tegra/linux:
drm/bridge: Make (pre/post) enable/disable callbacks optional
drm/panel: simple: Add URT UMSH-8596MD-xT panels support
dt-bindings: Add URT UMSH-8596MD-xT panel bindings
of: Add United Radiant Technology Corporation vendor prefix
drm/panel: simple: Support for LG lp120up1 panel
dt-bindings: Add LG lp120up1 panel bindings
drm/panel: simple: Fix g121x1_l03 hsync/vsync polarity
drm/dsi: Get DSI host by DT device node
drm/dsi: Add routine to unregister a DSI device
drm/dsi: Try to match non-DT DSI devices
drm/dsi: Use mipi_dsi_device_register_full() for DSI device creation
drm/dsi: Check for CONFIG_OF when defining of_mipi_dsi_device_add()
Diffstat (limited to 'include/drm')
-rw-r--r-- | include/drm/drm_crtc.h | 8 | ||||
-rw-r--r-- | include/drm/drm_mipi_dsi.h | 26 |
2 files changed, 34 insertions, 0 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index fb9672783fa7..e0170bf80bb0 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -1597,6 +1597,8 @@ struct drm_bridge_funcs { * * The bridge can assume that the display pipe (i.e. clocks and timing * signals) feeding it is still running when this callback is called. + * + * The disable callback is optional. */ void (*disable)(struct drm_bridge *bridge); @@ -1613,6 +1615,8 @@ struct drm_bridge_funcs { * The bridge must assume that the display pipe (i.e. clocks and timing * singals) feeding it is no longer running when this callback is * called. + * + * The post_disable callback is optional. */ void (*post_disable)(struct drm_bridge *bridge); @@ -1641,6 +1645,8 @@ struct drm_bridge_funcs { * will not yet be running when this callback is called. The bridge must * not enable the display link feeding the next bridge in the chain (if * there is one) when this callback is called. + * + * The pre_enable callback is optional. */ void (*pre_enable)(struct drm_bridge *bridge); @@ -1658,6 +1664,8 @@ struct drm_bridge_funcs { * signals) feeding it is running when this callback is called. This * callback must enable the display link feeding the next bridge in the * chain if there is one. + * + * The enable callback is optional. */ void (*enable)(struct drm_bridge *bridge); }; diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h index 1b3b1f8c8cdf..7a9840f8b38e 100644 --- a/include/drm/drm_mipi_dsi.h +++ b/include/drm/drm_mipi_dsi.h @@ -96,14 +96,17 @@ struct mipi_dsi_host_ops { * struct mipi_dsi_host - DSI host device * @dev: driver model device node for this DSI host * @ops: DSI host operations + * @list: list management */ struct mipi_dsi_host { struct device *dev; const struct mipi_dsi_host_ops *ops; + struct list_head list; }; int mipi_dsi_host_register(struct mipi_dsi_host *host); void mipi_dsi_host_unregister(struct mipi_dsi_host *host); +struct mipi_dsi_host *of_find_mipi_dsi_host_by_node(struct device_node *node); /* DSI mode flags */ @@ -139,10 +142,28 @@ enum mipi_dsi_pixel_format { MIPI_DSI_FMT_RGB565, }; +#define DSI_DEV_NAME_SIZE 20 + +/** + * struct mipi_dsi_device_info - template for creating a mipi_dsi_device + * @type: DSI peripheral chip type + * @channel: DSI virtual channel assigned to peripheral + * @node: pointer to OF device node or NULL + * + * This is populated and passed to mipi_dsi_device_new to create a new + * DSI device + */ +struct mipi_dsi_device_info { + char type[DSI_DEV_NAME_SIZE]; + u32 channel; + struct device_node *node; +}; + /** * struct mipi_dsi_device - DSI peripheral device * @host: DSI host for this peripheral * @dev: driver model device node for this peripheral + * @name: DSI peripheral chip type * @channel: virtual channel assigned to the peripheral * @format: pixel format for video mode * @lanes: number of active data lanes @@ -152,6 +173,7 @@ struct mipi_dsi_device { struct mipi_dsi_host *host; struct device dev; + char name[DSI_DEV_NAME_SIZE]; unsigned int channel; unsigned int lanes; enum mipi_dsi_pixel_format format; @@ -188,6 +210,10 @@ static inline int mipi_dsi_pixel_format_to_bpp(enum mipi_dsi_pixel_format fmt) return -EINVAL; } +struct mipi_dsi_device * +mipi_dsi_device_register_full(struct mipi_dsi_host *host, + const struct mipi_dsi_device_info *info); +void mipi_dsi_device_unregister(struct mipi_dsi_device *dsi); struct mipi_dsi_device *of_find_mipi_dsi_device_by_node(struct device_node *np); int mipi_dsi_attach(struct mipi_dsi_device *dsi); int mipi_dsi_detach(struct mipi_dsi_device *dsi); |